Academy Award nominee and two-time Emmy Award winner Mare Winningham will be making her Broadway debut in Picnic. She most recently garnered back-to-back Emmy Award nominations for the critically lauded HBO film “Mildred Pierce” and as matriarch ‘Sally McCoy’ in History Channel’s ratings blockbuster mini-series “Hatfields & McCoys.” Most recently, Winningham completed a six month run in the Off-Broadway production of Tribes, directed by David Cromer. Other theatre credits include After the Revolution and The Glass Menagerie, along with Bonnie and Clyde: The Musical and Patty Griffin’s musical 10 Million Miles.